Home / 3,897,189.60-5,845,652.64-1,372,778.88

Finding the Fourth Proportional to 3,897,189.60, 5,845,652.64 and 1,372,778.88

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Solution

The fourth proportional to 3,897,189.60, 5,845,652.64 and 1,372,778.88 is: 2,059,121.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,897,189.60 : 5,845,652.64 = 1,372,778.88 : x
  2. Step 2: Convert to fraction form
    3,897,189.60/5,845,652.64 = 1,372,778.88/x
  3. Step 3: Cross multiply
    3,897,189.60x = 5,845,652.64 × 1,372,778.88
  4. Step 4: Simplify right side
    3,897,189.60x = 8,024,788,484,008.24
  5. Step 5: Solve for x
    x = 8,024,788,484,008.24/3,897,189.60
  6. Step 6: Final answer
    x = 2,059,121.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.